[INFO] fetching crate charmhelpers 0.1.3...
[INFO] documenting charmhelpers-0.1.3 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate charmhelpers 0.1.3 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate charmhelpers 0.1.3 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate charmhelpers 0.1.3
[INFO] finished tweaking crates.io crate charmhelpers 0.1.3
[INFO] tweaked toml for crates.io crate charmhelpers 0.1.3 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_codegen_internals v0.14.2
[INFO] [stderr]   Downloaded serde_derive v0.9.15
[INFO] [stderr]   Downloaded charmhelpers v0.1.3
[INFO] [stderr]   Downloaded rusqlite v0.14.0
[INFO] [stderr]   Downloaded juju v1.0.0
[INFO] [stderr]   Downloaded juju v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6027f7ecb31223e0035aab91e10c86f475890bfa5942539e45aab7e8fc16f2e
[INFO] running `Command { std: "docker" "start" "-a" "d6027f7ecb31223e0035aab91e10c86f475890bfa5942539e45aab7e8fc16f2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6027f7ecb31223e0035aab91e10c86f475890bfa5942539e45aab7e8fc16f2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6027f7ecb31223e0035aab91e10c86f475890bfa5942539e45aab7e8fc16f2e", kill_on_drop: false }`
[INFO] [stdout] d6027f7ecb31223e0035aab91e10c86f475890bfa5942539e45aab7e8fc16f2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f2ed77026b411137df52f50d3e37df17b90ad900837addce782554e73f23e94
[INFO] running `Command { std: "docker" "start" "-a" "3f2ed77026b411137df52f50d3e37df17b90ad900837addce782554e73f23e94", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking juju v0.3.1
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.4
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking charmhelpers v0.1.3
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]     Checking juju v1.0.0
[INFO] [stderr]  Documenting charmhelpers v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "3f2ed77026b411137df52f50d3e37df17b90ad900837addce782554e73f23e94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2ed77026b411137df52f50d3e37df17b90ad900837addce782554e73f23e94", kill_on_drop: false }`
[INFO] [stdout] 3f2ed77026b411137df52f50d3e37df17b90ad900837addce782554e73f23e94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 95af178c151d6ef7a0f88a66bbe75044d661d0d406a78dbcf16f3e4075eeffa1
[INFO] running `Command { std: "docker" "start" "-a" "95af178c151d6ef7a0f88a66bbe75044d661d0d406a78dbcf16f3e4075eeffa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking juju v0.3.1
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking charmhelpers v0.1.3
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]     Checking juju v1.0.0
[INFO] [stderr]  Documenting charmhelpers v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.25s
[INFO] running `Command { std: "docker" "inspect" "95af178c151d6ef7a0f88a66bbe75044d661d0d406a78dbcf16f3e4075eeffa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95af178c151d6ef7a0f88a66bbe75044d661d0d406a78dbcf16f3e4075eeffa1", kill_on_drop: false }`
[INFO] [stdout] 95af178c151d6ef7a0f88a66bbe75044d661d0d406a78dbcf16f3e4075eeffa1